[feat](trx-rs): add ft8 decoder

Co-authored-by: Codex <codex@openai.com> Signed-off-by: Stanislaw Grams <stanislawgrams@gmail.com>
2026-02-09 21:19:56 +01:00
parent 7bd1a70607
commit 1199ab85e9
206 changed files with 9613 additions and 5 deletions
@@ -0,0 +1,23 @@
+#ifndef _INCLUDE_LDPC_H_
+#define _INCLUDE_LDPC_H_
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+// codeword is 174 log-likelihoods.
+// plain is a return value, 174 ints, to be 0 or 1.
+// iters is how hard to try.
+// ok == 87 means success.
+void ldpc_decode(float codeword[], int max_iters, uint8_t plain[], int* ok);
+
+void bp_decode(float codeword[], int max_iters, uint8_t plain[], int* ok);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // _INCLUDE_LDPC_H_